HIGHWAY CROSSING GATE CONTROL APPARATUS,申请号CAD426579-传众专利搜索

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发明名称	HIGHWAY CROSSING GATE CONTROL APPARATUS
摘要
申请公布号	CA426579(A)	申请公布日期	1945.04.03
申请号	CAD426579	申请日期
申请人	THE UNION SWITCH AND SIGNAL COMPANY	发明人	PAUL H. CRAGO
分类号		主分类号
代理机构		代理人
主权项
地址

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